NFL purists say he should not have been doing that. Here are some other things he could be doing, although "watch the game" is not on this list.

The book that Philadelphia Eagles star receiver A.J. Brown was reading in a viral video became an overnight best-seller.

After the game on Sunday, which the Eagles won over the Green Bay Packers, 22-10, Brown expounded on his reading matter, the self-help book “Inner Excellence,” by Jim Murphy. He summed up the book’s message as: “Have a clear mind, and remember that nothing else matters, negative or positive.”